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________________________________ From: Andreas Kemkes <[email protected]> To: "[email protected]" <[email protected]> Sent: Tuesday, June 19, 2012 5:36 PM Subject: Replication and checkpoints - what to expect? Upgrading to 1.2 on the target system allowed me to setup an unfiltered continuous replication between a couchdb 1.1.1 instance and a couchdb 1.2 and then use the latter as the source for several filtered continuous replications to shard a monolithic couchdb database. The unfiltered replication was started from the futon replicator api, all the others from the command line using the ../_replicate call. All replications are pull. The all work nicely, except that the replication between couchdb 1.1.1 and couchdb 1.2 seems to not write any checkpoints after a while: Checkpointed source sequence 911275, current source sequence 918089, progress 99% Is this to be expected? Would an upgrade to couchdb 1.2 on the source system correct the issue? I also think that the filtered replications, which don't involve couchdb 1.1.1, only checkpoint to the latest sequence that involves a document that passes the filter. Even if new documents are added at the source and replicated to the target, a new checkpoint is not always written. Is this a known issue? How can I further narrow down the issue? Any documentation on the interplay of replication and checkpoints would helpful as well. Thanks for your help. -- Andreas
